2021 BMW X3/X4 Ambient Light Color Differences TSB
BMW has issued a manufacturer communication (NHTSA ID 10194309) regarding inconsistent ambient lighting in 2021 BMW X3 and X4 models. Owners may observe that the "intensity or light throughout the door panel lighting strips is not consistent," with "Some spots are brighter than others."
También aplica a
- BMW X4
- 2021
Symptoms
Owners of certain 2021 BMW X3 and X4 vehicles may observe an issue with the ambient lighting system. The primary symptom is that the "intensity or light throughout the door panel lighting strips is not consistent." This means that the light emitted by the ambient light tubes in the door panels may not be uniform. Specifically, owners might notice that "Some spots are brighter than others," creating an uneven and potentially distracting lighting effect within the vehicle's interior.
This condition falls under the categories of "STRUCTURE:BODY:DOOR" and "ELECTRICAL SYSTEM" components, indicating a potential issue with the lighting elements themselves or their electrical supply.
Diagnosis / Trigger Conditions
The condition of inconsistent ambient lighting, specifically the "AMBIENT LIGHT TUBE COLOR DIFFERENCES," is typically observed visually by the vehicle owner. There are no specific trigger conditions mentioned beyond the inherent operation of the ambient lighting system. If the 2021 BMW X3 ambient light color differences are present, they will likely be noticeable whenever the ambient lighting is active.
Repair Procedure Summary
BMW has acknowledged the "AMBIENT LIGHT TUBE COLOR DIFFERENCES" through manufacturer communication NHTSA ID 10194309. While the specific repair steps are not detailed in the summary, such issues typically involve an inspection by a BMW technician. The repair may entail diagnosing the specific cause of the inconsistent light intensity, which could range from faulty LED modules, wiring issues, or the ambient light tubes themselves. Technicians will likely replace the affected components to restore consistent lighting throughout the door panel strips.
Owner Action
If you own a 2021 BMW X3 or X4 and are experiencing the described 2021 BMW X3 ambient light color differences, it is recommended to contact your authorized BMW dealer. Inform them about the inconsistent ambient lighting in your door panels, referencing the manufacturer communication NHTSA ID 10194309. The dealer will be able to diagnose the issue and perform the necessary repairs under warranty, if applicable. This ensures that your vehicle's ambient lighting system functions as intended.
Source: NHTSA ID 10194309
What BMW X3 owners report
Counted from the records in our database across 23 model years.
- 2,295
- Owner complaints
- 64
- Recalls
- 1,126
- Service bulletins
- 114
- Crashes reported
- 133
- Fires reported
- 118
- Injuries reported
The 2021 model year
113 complaints, the 8th most of 23 model years on file. Owners reported 5 crashes, 2 fires and 2 injuries for this year, which also has 10 recalls on file.
Electrical System and Structure, the system this article covers, accounts for 552 of 2,295 complaints (24%), including 44 for 2021.
Complaints by model year
| 2004 | 138 | |
|---|---|---|
| 2006 | 143 | |
| 2007 | 258 | |
| 2008 | 122 | |
| 2011 | 126 | |
| 2013 | 226 | |
| 2015 | 105 | |
| 2019 | 171 | |
| 2020 | 110 | |
| 2021 | 113 |
Most-reported systems
- Engine — 494
- Electrical System — 450
- Air Bags — 404
- Power Train — 247
- Seats — 218
Latest recalls for the 2021 model year
- 26V056000 — Electrical System (Jan 2026)
- 25V636000 — Electrical System (Sep 2025) — Park outside
- 24V764000 — Structure (Oct 2024)
Recent owner reports about electrical system and structure
At a stoplight in Huntsville, TX, on Oct. 14, 2026, car died. No yellow lights, no warning of any kind. Policeman rerouted traffic, got a tow truck and drove us a Firestone outlet, where problem was diagnosed as a dead battery.
Read owner complaints →The contact owns a 2021 BMW X3. The contact received notification of NHTSA Campaign Number: 26V438000 (Electrical System); however, the part to do the recall repair was unavailable.
Complaints are owner reports filed with NHTSA. They are unverified, and counts depend on how many vehicles were sold, so they are not a failure rate.
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